[网络] 多杀菌素；赐诺杀；多杀霉素

spinosyns的用法和样例：

例句

Spinosyns are novel macrolide insecticides produced by fermentation of Saccharopolyspora spinosa.多杀菌素是刺糖多孢菌发酵产生的新型大环内酯类杀虫抗生素。

SCIENCE IN THE NEWS - Aspirin

SCIENCE IN THE NEWS - January 29, 2002: Aspirin By Nancy Steinbach VOICE ONE: This is Sarah Long. VOICE TWO: And this is Bob Doughty with SCIENCE IN THE NEWS, a VOA Special English program about recen

发表于:2018-12-07 / 阅读(48) / 评论(0)

科技之光

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Lois has a headache. The headache started one hour ago. She doesnt know why she has a headache. She never gets headaches. She never gets sick. Lois is a healthy woman. Where did her headache come from? Was it something she ate? Was it something she d

发表于:2019-01-02 / 阅读(78) / 评论(0)

超级简单英语阅读

简单慢速英语阅读:A Nosy Coworker

Good morning, Amanda! You look so nice today. Is that a new dress? Are those new shoes? asked Fay. Good morning. You look nice, too. No, it isnt a new dress. Yes, these are new shoes, Amanda said. I bought them at Macys. They were on sale. Fay asked

发表于:2019-01-02 / 阅读(30) / 评论(0)

简单慢速英语阅读

VOA常速英语2007年-Some Congolese Go Hungry as Fighting Causes Spi

By Noel King Goma, DRC 22 November 2007 Food prices are skyrocketing in eastern Congo's volatile North Kivu province as Laurent Nkunda's rebels and the Congolese army engage in what aid workers and the United Nations are calling a game of stopping an

发表于:2019-01-09 / 阅读(84) / 评论(0)

VOA常速英语2007年（十一月）

英美人天天都在说的4000句 119:nosy parker

[00:00]R：Where the hell were you? I wanna know right now or I'm calling your mother! [00:06]Why did you sneak back in? Angela, listen, I think It'd be better... [00:11]for you, most of all, if tomorrow morning I took you back home. [00:15]A：What

发表于:2019-01-14 / 阅读(34) / 评论(0)

英美人天天都在说的4000句:跟着影视学最真实的口语

HEALTH REPORT - Aspirin After Bypass Surgery

HEALTH REPORT – November 13, 2002: Aspirin After Bypass Surgery By Jerilyn Watson This is the VOA Special English Health Report. A new study says the common drug aspirin greatly reduces life-threate

发表于:2019-01-30 / 阅读(62) / 评论(0)

健康与环境

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